Finding the Fourth Proportional to 79,779,277.80, 119,423,474.46 and 52,053,494.84
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Solution
The fourth proportional to 79,779,277.80, 119,423,474.46 and 52,053,494.84 is: 77,920,098.84
Step by Step Solution
- Step 1: Write the proportion equation
79,779,277.80 : 119,423,474.46 = 52,053,494.84 : x - Step 2: Convert to fraction form
79,779,277.80/119,423,474.46 = 52,053,494.84/x - Step 3: Cross multiply
79,779,277.80x = 119,423,474.46 × 52,053,494.84 - Step 4: Simplify right side
79,779,277.80x = 6,216,409,211,578,482 - Step 5: Solve for x
x = 6,216,409,211,578,482/79,779,277.80 - Step 6: Final answer
x = 77,920,098.84
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.